Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5201032 | Method and apparatus for generating multi-level character | — | 1993-04-06 |
| 4953230 | Document image processing system | — | 1990-08-28 |
| 4366506 | Picture transfer method and apparatus therefor | Koichi Ejiri, Mamoru Maeda | 1982-12-28 |
| 4360883 | Method of restoring a picture cell by estimation with high density | Koichi Ejiri, Seiji Hayakawa | 1982-11-23 |
| 4356555 | Method of restoring a picture cell by estimation with high density | Koichi Ejiri, Seiji Hayakawa | 1982-10-26 |